why数理 vs PxPal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
why数理
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开发了三年的v1.0版即将发布，功能是此版的十倍。 本应用是一个为高中理科题设计的App，仅限讨论理科题目（数理化生等）。应用的主页展示关注的题目、待回答的题目等内容。题目页显示讨论的理科题。应用包含通知页。应用其余功能位于"我的"页，包括分屏、搜索、收藏、配色、小功能、设置、检查更新等等。
PxPal
This app helps PlayStation gamers track their progress, manage their game library, and monitor trophy completion across PSVita, PS3, PS4, and PS5. It offers personalized gaming statistics, insights, and a leaderboard for competitive players. An optional subscription unlocks premium features.
- Game library management
- Trophy tracking and progress
- Player profile and statistics
- Dark mode interface
- Widgets support
- In-game activity progress tracking
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Take your PlayStation gaming experience to the next level with PxPal, the essential companion app for every game player. Whether you're a trophy hunter, a complete achievement master, or a casual gamer, PxPal helps you track, manage, and optimize your gaming journey. Key Features: Game Library Management • View all your PSVita, PS3, PS4 and PS5 games in one place • Track last played dates and total playtime • Monitor game completion percentage at a glance Trophy Tracking & Progress • Real-time trophy synchronization and detailed breakdown • Track trophy completion for each game Player Profile & Analytics • Personal gaming statistics and insights • Monitor your trophy collection growth • View your gaming streak and patterns • Compete with other players for the Platinum Trophy Leaderboard More Features • Clean, intuitive dark mode interface • Quick access to game rankings • Progress tracking for in-game activities (for supported PS5 Games) • Widgets support Whether you're working toward that elusive Platinum trophy or simply want to keep track of your gaming library, PxPal is your perfect gaming companion. PxPal Pro offers subscription plans to unlock additional premium features. Subscriptions automatically renew and follow Apple App Store subscription and payment rules. Users can manage or cancel their subscription in the account settings. EULA: https://www.apple.com/legal/internet-services/itunes/dev/minterms
Screenshots
Verdict
The clearest difference is in-app purchases: why数理 at none against PxPal's 3. why数理 also leads on ads (none vs shown) and update cadence (fortnightly vs every 6 weeks). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. PxPal sells 3 in-app purchases, starting at $0.99 per month. why数理 asks for nothing beyond the download.
why数理 ships an update fortnightly, PxPal every 6 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | why数理 | PxPal |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (13 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 13 — better |
| Update frequency | Fortnightly — better | Every 6 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 71 MB | 168 MB |
| Age rating | 4+ | 4+ |
| Developer | 靖一 陈 | 书彦 张 |
In-app purchases
why数理
No in-app purchases
PxPal
- Monthly Pro3 Days trial$0.991 Month
- Yearly Pro$4.991 Year
- PxPal Pro Lifetime$99.99
